256  
CDUS43 KBIS 170747  
CLIXWA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BISMARCK, ND  
247 AM CDT MON AUG 17 2026  
   
...............................  
 
   
..THE WILLISTON BASIN AIRPORT CLIMATE SUMMARY FOR AUGUST 16 2026  
 
CLIMATE NORMAL PERIOD: 9999 TO 9999  
CLIMATE RECORD PERIOD: 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME LAST  
VALUE (LST) YEAR    
.....................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 5:40 PM 77  
MINIMUM 52 2:41 AM 61  
AVERAGE 67 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00  
MONTH TO DATE 2.61  
SINCE JAN 1 9.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0  
 
COOLING  
YESTERDAY 2    
.....................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 3:00 AM  
LOWEST 39 2:00 PM  
AVERAGE 60  
   
......................................................  
 
SUNRISE AND SUNSET  
AUGUST 17 2026........SUNRISE 6:52 AM CDT SUNSET 9:05 PM CDT  
AUGUST 18 2026........SUNRISE 6:54 AM CDT SUNSET 9:03 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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